diff --git a/home.nix b/home.nix
index 56ec1fb..adc465f 100644
--- a/home.nix
+++ b/home.nix
@@ -316,6 +316,7 @@ in
       core.autocrlf = false;
       init.defaultBranch = "main";
       user.signingkey = "8CD6E1438A00F55363157881E333EC1335FFCCDB";
+      commit.gpgsign = true;
     };
   };